Usgbc Cool Roof Data

Today tpo makes up over 50 of the single ply market.

Usgbc cool roof data.

Leed is the u s. Cool roofing is commonly specified in energy code or green building rating systems. Under leed version 4 1 2019. One way to make a decision is to use the solar roof index sri to evaluate a cool roof.

Cool roof rating council crrc has created a rating system for measuring and reporting the solar reflectance and thermal emittance of roofing products. Leed version 2 2 is the first national specification to use a relatively new measure of reporting a cool roof s properties. That cool roofs would bring to los angeles including reduced smog formation reduced heat related illness death and increased energy savings. For example epdm was the most popular single ply membrane in the industry in 2003.

The cool roof rating council was created in 1998 to develop accurate and credible methods for evaluating and labeling the solar reflectance and thermal emittance radiative properties of roofing products and to disseminate the information to all interested parties. Cool roofing is known to be very affordable overall with energy savings ranging from 7 15 of total cooling costs. Cool roof rating council crrc oak ridge national laboratories ornl cool roof savings calculator. This system has been put into an online directory of more than 850 roofing products and is available for energy service providers building code bodies architects and specifiers property owners and community planners.

Green building council s voluntary green building certification system. Cool roofs are changing the roofing industry. White roofs made of vinyl can reflect three quarters or more of the sun s rays and emit 70 or more of the solar radiation absorbed by the building envelope. The cool roof rating council provides radiative property data on roof surfaces to improve the energy efficiency of buildings while positively impacting the environment.

Recognizing the array of benefits and the untapped potential for residential roofs the city council unanimously approved a residential cool roof requirement as part of the los angeles green building code. Cool roof rating council. Listing programs such as the cool roof rating council crrc and energy star keep records of these properties for verification and public referral. Commercial buildings are benefiting from cool roof savings throughout the usa even in northern climates and that is fundamentally shifting the roofing marketplace.

Separating cool roofing facts from myths. Green building council s leed 2 2 uses sri as a way to evaluate a cool roof. Benefits of cool roofs.